According to the disclosure of the present document, an escape value may be effectively binarized on the basis of a maximum value of an escape value, which may be inferred by a quantization parameter in a palette mode. Accordingly, in a palette mode, the length of a bin may be adjusted or the number bits may be saved, according to a maximum value of an escape value, whereby coding efficiency may be improved.
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August 31, 2020
December 24, 2024
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